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Sophia Learning
Sophia: Using Determinants to Classify 3x3 Matrices: Lesson 3
This lesson demonstrates how the determinant of a 3x3 matrix can be used to tell whether or not the matrix represents a dependent linear system, an inconsistent linear system, or neither.
Sophia Learning
Sophia: Using Determinants to Classify 2x2 Matrices: Lesson 2
This lesson demonstrates how the determinant of a 2x2 matrix can be used to tell whether or not the matrix represents a dependent linear system, an inconsistent linear system, or neither.